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<title>电子商务教研室</title>
<style type="text/css">
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}

body {
	top:10px;
	display:block;
	width: 780px;
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a {
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	text-align: center;
	height:30px;
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	line-height: 30px;
}

a:hover {
	color: navy;
	background:#ff9200;
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#head {
	position: relative;
	float: left;
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#head ul {
	dispaly: block;
	height: 30px;
	width: 780px;
	position: relative;
	left: -40px; 
	background-repeat: repeat-x;
	background-image: url(images/index_r1_c5.jpg);
}

#head ul li {
	display: block;
	position: relative;
	float: left;
	top: 0px;
	left: 40px;
	height: 30px;
	width: 100px;
}

#left{
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}
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<body class="DIV_CENTER">
<div><img alt="" src="images/banner_06.gif" /></div>
<div id="head">
<ul>
	<li><a href="#">首&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;页</a></li>
	<li><a href="#">专业介绍</a></li>
	<li><a href="#">教师风采</a></li>
	<li><a href="#">课程建设</a></li>
</ul>
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	网站建设中。。。
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